{"instruction": "You are an expert in relationship extraction. Please extract relationship triples that match the schema definition from the input. Return an empty list for relationships that do not exist. Please respond in the format of a JSON string.", "schema": ["cause effect", "component whole", "message topic", "product producer"], "input": "previously , the end user machined the wrenches with a high-speed steel pull broach ."}
{"cause effect": [], "component whole": [], "message topic": [], "product producer": []}